Fix "no entry" condition when searching PAC info

Fix Covscan-discovered DEADCODE block when searching for PAC info,
caused by a wrong condition being evaluated when entry is a trusted
domain object.

Fixes: https://pagure.io/freeipa/issue/9368

Signed-off-by: Rafael Guterres Jeffman <rjeffman@redhat.com>
Reviewed-By: Rob Crittenden <rcritten@redhat.com>
Reviewed-By: Alexander Bokovoy <abokovoy@redhat.com>

daemons/ipa-kdb/ipa_kdb_mspac.c

@@ -1086,7 +1086,7 @@ krb5_error_code ipadb_get_pac(krb5_context kcontext,
                 }
 
                 sentry = ldap_first_entry(ipactx->lcontext, sresults);
-                if (!lentry) {
+                if (!sentry) {
                     kerr = ENOENT;
                     goto done;
                 }